Generation and Reactions of a Benzodehydrotropylium Ion–Co2(CO)6 Complex
Author(s) -
Mariam A. Mehdi,
Eric A. C. Bushnell,
Sahar Nikoo,
James W. Gauld,
James R. Green
Publication year - 2019
Publication title -
acs omega
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.779
H-Index - 40
ISSN - 2470-1343
DOI - 10.1021/acsomega.9b02390
Subject(s) - nucleophile , chemistry , ion , series (stratigraphy) , medicinal chemistry , computational chemistry , organic chemistry , catalysis , paleontology , biology
A series of 7-methylenedehydrobenzo[7]annulen-5-ol hexacarbonyldicobalt complexes were generated by Hosomi-Sakurai reactions of allylsilanes containing o -alkynylarylaldehyde-Co 2 (CO) 6 complexes. One of the cyclization products was converted into its corresponding dihydrobenzo[7]annulen-7-ol hexacarbonyldicobalt complex, an immediate precursor to a benzodehydrotropylium-Co 2 (CO) 6 . The cation was generated in situ and reacted with four nucleophiles, and its aromatic stabilization was determined by computational methods.
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